How to specify host in Flask
Flask is a micro web framework written in Python. Bydefault Flask will listen on localhost only. But we can specify
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How to backup and restore MySQL database using Ansible
Ansible mysql_db module can be used to take dump and restore MySQL databases. Sample code to dump the MySQL database
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Airflow Error: jinja2.exceptions.templatenotfound
Error: jinja2.exceptions.templatenotfound Sometimes you may face this error on loading Airflow while calling shell script in DAG. This is because
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How to install pip in Linux
PIP is the package installer for Python. This article explains the steps to install pip in Linux. Step1: Download pip
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How to check the number of lines in a file using Python
We can count the number of lines in a file using readline utility in Python. Here we need to replace
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How to check file is empty or not using Python
In-order to check a file is empty or not, we can use the os functionality in Python. Here we need
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How to exit from Python script
Sometimes we need to exit from Python script in certain conditions. We can use the sys utility to accomplish this
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How to upload file to S3 bucket using Python boto
Boto is the Amazon Web Services (AWS) SDK for Python. It enables Python developers to create, configure, and manage AWS
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How to get previous month in Python
Sometimes we need to get the previous month date for scripting purposes. We can use Python datetime module to acheive
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How to check a Python module installed or not
To check whether a Python module is installed or not, #python -c "import module" #echo $? Here we need to
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How to extract zip file in Python
We can use the Python module zipfile for extracting the zip files. The syntax is as given below. import zipfile
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